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Pub. No.:    WO/2018/100754    International Application No.:    PCT/JP2016/085992
Publication Date: Fri Jun 08 01:59:59 CEST 2018 International Filing Date: Mon Dec 05 00:59:59 CET 2016
IPC: H04R 1/02
G10D 3/02
G10H 1/32
G10D 1/02
G10D 1/08
Applicants: ABIKO Hiroshi
安彦 浩志
Inventors: ABIKO Hiroshi
安彦 浩志
Provided is an acoustic apparatus that can be attached to a musical instrument without requiring machining of the musical instrument, can reproduce rich acoustics, and, after removal, makes it possible to enjoy the playing of the musical instrument in the same manner as before attachment of the acoustic apparatus. An acoustic apparatus 1 has a vibration generator 2, a support member 3, an engagement part 4, and a drive circuit 5. The acoustic apparatus 1 is engaged with a neck holding part 301 of a stand 300, and a diaphragm 201 of the vibration generator 2 is disposed toward a sound hole 109 of a guitar 100. The drive circuit 5 drives the vibration generator 2 in accordance with an inputted acoustic signal and causes a sound box 103 to resonate, thereby enabling the reproduction of rich acoustics.